Y(NO3)3.6H2O catalyzed Four-Component Reaction for the Synthesis of Highly Functionalized Pyrano[2,3-c]pyrazoles in Aqueous Medium
الموضوعات :
Mohyeddin Safarzaei
1
(1Department of Chemistry, Faculty of Sciences, University of Sistan and Baluchestan, Zahedan, Iran)
Malek Taher Maghsoodlou
2
(Department of Chemistry, Faculty of Sciences, University of Sistan and Baluchestan, Zahedan, Iran)
Ebrahim Mollashahi
3
(Department of Chemistry, Faculty of Sciences, University of Sistan and Baluchestan, Zahedan, Iran)
Mojtaba Lashkari
4
(Faculty of Sciences, Velayat University, Iranshahr, Iran)
Nourallah Hazeri
5
(Department of Chemistry, Faculty of Sciences, University of Sistan and Baluchestan, Zahedan, Iran)
الکلمات المفتاحية:
ملخص المقالة :
An efficient one-pot four-component protocol for the synthesis of pyrano[2,3-c]pyrazolederivatives has been demonstrated using Y(NO3)3.6H2O as catalyst under mild condition. This isa general synthetic protocol which could be applicable to a wide range of carbonyl compoundsincluding aromatic aldehydes, isatins and acenaphthenequinone. All The reactions proceededsmoothly, high-yielding and purity via an easy work-up procedure.